Re: Corruption during WAL replay - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Corruption during WAL replay
Date
Msg-id 3241547.1648218889@sss.pgh.pa.us
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In response to Re: Corruption during WAL replay  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Corruption during WAL replay  (Robert Haas <robertmhaas@gmail.com>)
Re: Corruption during WAL replay  (Michael Paquier <michael@paquier.xyz>)
List pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Fri, Mar 25, 2022 at 10:02 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Adding another 16 bits won't get you to that, sadly.  Yeah, it *might*
>> extend the MTTF to more than the project's likely lifespan, but that
>> doesn't mean we couldn't get unlucky next week.

> I suspect that the number of bits Andres wants to add is no less than 48.

I dunno.  Compatibility and speed concerns aside, that seems like an awful
lot of bits to be expending on every page compared to the value.

            regards, tom lane



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